Key Features and Specifications
Capacity: Rated for 32 Amps continuous current at high DC voltages (typically 1000V or 1500V DC).
Circuit Protection: Typically 2-pole or 4-pole, allowing for the isolation of one or two PV strings.
Environmental Protection: Usually rated IP66, making them dust-tight and protected against heavy seas or powerful jets of water, suitable for outdoor mounting.
Safety Mechanism: Features a lockable handle (padlockable) in the "OFF" position for secure lockout/tagout during maintenance.
Arc Suppression: Designed with specialized contacts to extinguish the DC arc produced during disconnection within milliseconds.
Mounting: Available in DIN-rail mounted for inside enclosures or surface-mounted with enclosures for external, "near-inverter" installation.